Helge Koll defeated Jean Rene Lisnard 6-2 6-0 in the France 4 Masters 1 round of 16 on clay. The upset overturned the form book — Jean Rene Lisnard came in leading the head-to-head 1–0, but Helge Koll had been the form player, winning 1 of their last 4 on clay. Helge Koll claimed a first win over Jean Rene Lisnard in two meetings, narrowing the head-to-head to 1–1.
| Date | Tournament | Round | Surface | Winner | Score |
|---|---|---|---|---|---|
| 1997-07-28 | France 4 Masters 4 | R32 | clay | Jean Rene Lisnard | 6-4 1-6 6-1 |
Averages over each player's completed matches in the selected window (1 vs 119). ATP, WTA & Challenger.
Each player's serve crossed against the other's return, converted to expected hold of serve. Recent completed matches, ATP, WTA & Challenger. Small sample — read as indicative. About